Diaphragmatic ultrasound and pulmonary functions evaluation in thyroid patients: a case-control study

The Egyptian Journal of Bronchology

Table 4 Correlation between diaphragmatic excursion and diaphragmatic thickness with demographic data, duration of disease, and pulmonary function test in hyperthyroidism group

Hyperthyroidism		Rt tidal	Rt deep	Rt sniff	Lt tidal	Lt deep	Lt sniff	Rt tidal insp	Rt tidal Exp
Age (years)	r	0.247	0.028	0.364	0.335	0.010	0.338	− 0.503	− 0.451
Age (years)	p value	0.222	0.812	0.072	0.099	0.872	0.095	0.014*	0.025*
BMI (kg/m²)	r	− 0.177	0.305	0.001	− 0.045	0.339	− 0.026	0.087	− 0.141
BMI (kg/m²)	p value	0.371	0.133	0.903	0.758	0.094	0.819	0.622	0.462
Duration of disease (months)	r	− 0.498	− 0.295	− 0.358	− 0.532	− 0.362	0.342	− 0.122	− 0.007
Duration of disease (months)	p value	0.013*	0.146	0.042*	0.008*	0.036*	0.092	0.517	0.882
VC%	r	0.363	0.057	0.214	0.055	0.047	0.156	0.103	0.359
VC%	p value	0.116	0.811	0.365	0.818	0.845	0.513	0.666	0.120
FVC%	r	0.330	0.119	0.188	0.019	0.082	0.140	0.164	0.396
FVC%	p value	0.156	0.618	0.427	0.937	0.731	0.556	0.489	0.083
FEV1%	r	− 0.013	0.090	0.038	0.089	0.129	− 0.060	0.017	− 0.166
FEV1%	p value	0.958	0.704	0.873	0.707	0.587	0.803	0.942	0.484
FEVI/FVC	r	0.254	− 0.030	0.299	0.427	− 0.127	0.278	0.233	0.252
FEVI/FVC	p value	0.280	0.899	0.201	0.036*	0.595	0.235	0.322	0.284
FEF25–75%	r	0.286	− 0.299	0.242	0.439	− 0.321	0.248	0.050	0.161
FEF25–75%	p value	0.222	0.201	0.303	0.045*	0.167	0.291	0.833	0.498

r Pearson correlation coefficient
p value > 0.05 NS
*p value < 0.05 S
**p value < 0.001 HS
BMI body mass index, VC vital capacity, FVC forced vital capacity, FEV₁ forced expiratory volume in 1st second, FEF25–75% forced expiratory flow rate 25–75%